In how many ways 4 letters can be posted in two post boxes?
Answer Posted / koustav chakraborty
as for question have to post atleast 1 letter in 2 box.. i think the posibilty to post 4 letter in 2 box is 3 ..cause
1st box 1 letter and 2nd box 3 letter,
1st box 2 letter and 2nd box 2 letter,
1st box 3 letter and 2nd box 1 letter.
Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
02: 1/3 of girls , 1/2 of boys go to canteen .What factor and total number of classmates go to canteen?
Zulus always speak truth and Hutus always speak lies. There are three persons A,B&C. A met B and says " I am a Zulu or I am Hutu". We don't know what exactly he said. then B meets C and says to c that " A is a Zulu ". Then C replied " No, A is a Hutu ". How many Zulus are there ?
What is the total distance covered by Sachin if he covers 2/3 rd of the distance at 4 kmph and the remaining distance at 5 kmph in 1hr 24min?
One Train Travels 200m From A To B With 70 Km/Ph And Returns To A With 80kmph, What Is The Average Of Their Speed?
Find the value of the 678 to the base 7.
Find the correct meaning of the following phrase: To bite the dust
There is a 14 digit credit card number in which every 3 consecutive digits add to 20. Here is a part of it.. Find the value of 'x'? _ _ _ 9 _ _ _ x _ _ _ 7 _ _
36:4 :: 9: ?
Two Pencils 8 cents 5 Pencils cost ?
If A=Z, B=Y, C=X, .......... Z=A, Then ZERD = ?
A moves 3 kms east from his starting point . He then travels 5 kms north. From that point he moves 8 kms to the east.How far is A from his starting point?
sir, ihave cleared my ssc so(acctts) written exam i want to some tips for interveiw
If the operation,^ is defined by the equation x ^ y = 2x + y,what is the value of a in 2 ^ a = a ^ 3
Two candles of equal lengths and diff thickness are there. The thicker one last 6 hrs ,the thinner 2 hrs less than thicker .Ramesh lit the two candle at same time , when he went to bed he saw that thicker one is twice the length of thinner one. For how long Ramesh lit the candles.
ABCE is an isosceles trapezoid and ACDE is a rectangle. AB = 10 and EC = 20. What is the length of AE?